CVE-2018-11769 Information

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Description

CouchDB administrative users before 2.2.0 can configure the database server via HTTP(S). Due to insufficient validation of administrator-supplied configuration settings via the HTTP API it is possible for a CouchDB administrator user to escalate their privileges to that of the operating system’s user under which CouchDB runs by bypassing the blacklist of configuration settings that are not allowed to be modified via the HTTP API. This privilege escalation effectively allows a CouchDB admin user to gain arbitrary remote code execution bypassing CVE-2017-12636 and CVE-2018-8007.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/105046 https://lists.apache.org/thread.html/1052ad7a1b32b9756df4f7860f5cb5a96b739f444117325a19a4bf75@3Cdev.couchdb.apache.org3E https://lists.fedoraproject.org/archives/list/[email protected]/message/S5FPHVVU5KMRFKQTJPAM3TBGC7LKCWQS/ https://lists.fedoraproject.org/archives/list/[email protected]/message/X3JOUCX7LHDV4YWZDQNXT5NTKKRANZQW/ https://security.gentoo.org/glsa/201812-06 https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbmu03935en_us

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.2